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cve recordzero dayexploit reported

CVE-2026-86596

CVSS—
Severitynone
Weakness—
EPSS1.5%74.3th percentile
Exploited1 KEV source
patch window

Called exploited the same day it was disclosed.

Measured from the CVE publication date to the earliest of 1 KEV catalogue that list it.

The life of this vulnerability

  1. CVE reserved
  2. CVE published55d
  3. First KEV listingsame day
  4. Last sightingsame day

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources1 of 3
Listings differ by—

This rests on a single catalogue. No second catalogue corroborates the claim that it is being exploited. CIRCL is an aggregator and is not counted.

Public exploitation evidence

1 public report collected from VulnCheck and CIRCL, first on Nov 2, 2026. Each links to its original source. We have not verified them.

Description

References

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Our coverage of CVE-2026-86596

CVE-2026-86596high

CLavaque s2Member Improper Control of Generation of Code Flaw Exploited Upon Disclosure

The CLavaque s2Member plugin vulnerability CVE-2026-86596 was identified as exploited on the same day it was published, leaving no time for a patch window.